Everything You Need
Enterprise-grade payment infrastructure, without the enterprise price tag.
Zero Trust Architecture
Payments verified via direct bank email polling or blockchain RPCs. Your keys, your funds — no third-party ever touches your money.
Real-time Webhooks
HMAC-SHA256 signed webhooks delivered instantly on payment success. Automatic retries with exponential backoff for guaranteed delivery.
Global Crypto Payments
Accept USDT (TRC20), Solana, and Polygon payments from anywhere in the world with zero gateway fees and zero chargebacks.
Modern Checkout
Live QR codes, real-time status polling via WebSockets, countdown timers, multi-language support, and embeddable widgets.
Multi-Tenant Ready
Row-Level Security isolates merchant data at the Postgres level. Perfect for SaaS platforms and marketplace operators.
100% Open Source
MIT licensed. Fork it, modify it, deploy it on your own infrastructure. No vendor lock-in, no surprise pricing changes.
🔗 UPI Payment Link Generator
Create shareable UPI payment links & QR codes for free. Works with Google Pay, PhonePe, Paytm, BHIM & all UPI apps. No signup, no fees, no data stored.
How It Works
Four simple steps from payment creation to confirmation.
Create Payment Intent
Your server calls the NoxPay API with amount, currency, and order ID.
POST /api/v1/intents/create-paymentShow QR / Redirect
Display the QR code or redirect the customer to the hosted checkout page.
checkout_url → customerPayment Verified
Worker detects the bank email or blockchain transaction and verifies it automatically.
status: "pending" → "settled"Webhook Delivered
Your server receives a signed webhook with the payment confirmation.
POST webhook → payment.successNoxPay vs The Rest
See why developers are choosing self-hosted over traditional gateways.
| Feature | NoxPay | Razorpay | Stripe | PayPal |
|---|---|---|---|---|
| Transaction Fee | 0% | 2% | 2.9% + 30¢ | 2.9% + 30¢ |
| International Fee | 0% (crypto) | 3%+ | 4.4%+ | 4.4%+ |
| Cards/Net Banking | ❌ No | ✅ Yes | ✅ Yes | ✅ Yes |
| Self-Hosted | ✅ Yes | ❌ No | ❌ No | ❌ No |
| Open Source | ✅ MIT | ❌ No | ❌ No | ❌ No |
| UPI Support | ✅ Direct | ✅ Via API | ❌ No | ❌ No |
| Crypto Support | ✅ USDT/SOL | ❌ No | ❌ No | ❌ No |
| Chargebacks | Zero | Possible | Possible | Frequent |
| Data Sovereignty | ✅ Your DB | ❌ Theirs | ❌ Theirs | ❌ Theirs |
Integration in Minutes
A single API call to create a payment. Works with any language.
curl -X POST https://your-app.vercel.app/api/v1/intents/create-payment \
-H "X-Client-ID: your-client-id" \
-H "X-Client-Secret: sk_live_..." \
-H "Content-Type: application/json" \
-d '{
"amount": 499.00,
"currency": "UPI",
"order_id": "ORDER_001"
}'Ready to Own Your Payments?
Deploy NoxPay in minutes. Keep 100% of your revenue. No credit card required.